Dr. Anthony F. Firek MD
Endocrinologist
He is located at 1700 North Waterman Avenue in San Bernardino, CA 92404. Can help patients with the following: Constipation, Gastroesophageal Reflux Disease (GERD), General Care, Hiatal Hernia, Hyperlipidemia, Vitamin D Deficiency. His National Provider Identifier (NPI) number is 1861462640. Appointment can be made via the phone number (909) 883-8611. He is affiliated with 1 practices.
Conditions treated
Dr. Anthony Francis Firek, being an endocrinologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Anthony F. Firek.
- Abdominal Pain
- Achondroplasia
- Acute Pain
- Addison's Disease
- Amyloidosis
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Bladder Control
- Bone Loss
- Carcinoid Tumor
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Constipation
- Cushing's Syndrome
- Cystitis
- Diabetes
- Diabetes Insipidus (DI)
- Diabetes Mellitus (DM) Type 1
- Diabetes Mellitus (DM) Type 2
- Diabetic Neuropathy
- Diarrhea
- Edema
- Fertility
- Fever
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Goiter
- Graves' Disease
- Growth Hormone Imbalance
- Gynecomastia
- Headache
- Heart Disease
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hypercalcemia
- Hyperglycemia
- Hyperlipidemia
- Hyperparathyroidism
- Hyperthyroidism
- Hypocalcemia
- Hypoglycemia
- Hyponatremia
- Hypoparathyroidism
- Hypothyroidism
- Influenza
- Inguinal Hernia
- Insulin Resistance (IR)
- Low Testosterone
- Metabolic Syndrome
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Peptic Ulcer
- Prescription Refill
- Thyroid Cancer
- Thyroid Disease
- Thyroiditis
- Urethritis
- Urinary Tract Infection (UTI)
- Vitamin D Deficiency
- Wilson-Turner Syndrome
Medicare Enrollment
Dr. Anthony F. Firek is enrolled to bill Medicare as a Practitioner - Endocrinology (also registered under: Practitioner - Internal Medicine) .
Bills through: Riverside Faculty Medical Group Inc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.
Payments received
Drug payment
| Sanofi | $47582 |
| Novo Nordisk | $1627 |
| Merck | $169 |
Other
| Promotional Speaking or Service | $42028 |
| Travel and Lodging | $5679 |
| Food and Beverage | $1869 |
Additional Specialities
- Internist
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Questions & Answers
Does Dr. Anthony Francis Firek accept insurance?
Unfortunately we don't have any information if Dr. Anthony Francis Firek accepts insurance.
Does Dr. Anthony Francis Firek have affiliation with practices?
Dr. Anthony Francis Firek is affiliated with San Bernardino Medical Group.
Where can you meet with Dr. Anthony Francis Firek?
Dr. Anthony Francis Firek's office is located at 1700 North Waterman Avenue in San Bernardino, CA 92404.
What conditions does Dr. Anthony Francis Firek treat?
Dr. Anthony Francis Firek provides treatment for Constipation, Gastroesophageal Reflux Disease (GERD), General Care, Hiatal Hernia, Hyperlipidemia, Vitamin D Deficiency. For the full list see this list.